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Executive Standard: SA299 Gr. B steel plates comply with the ASME standard, specifically ASTM A299/A299M.2026-08-26
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SA299 is a carbon-manganese-silicon steel plate designed for pressure vessels—often referred to as "gas drum steel" under US standards.2026-08-19
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ntroduction to SA299 Gr.A Steel Plate:
SA299 Gr.A is a steel plate grade designated for boilers and pressure vessels under American standards.2026-08-11 -
A285 Gr.C and SA285 Gr.C steel plates represent the same grade, though they are governed by different standards.2026-08-04
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SA283 Gr.B is a low-to-medium strength carbon structural steel plate conforming to the American Society of Mechanical Engineers (ASME) standard.2026-07-31
wholesale BS grade S420NL low alloy structural steel plate
S420NL alloy structural steel plate belongs to the European standard high strength plate, high strength, especially in normalizing or normalizing and tempering state has a higher overall mechanical properties, as the most popular Chinese steel suppliers, we can provide S420NL alloy steel plate with Higher quality and competitive price. The following is a detailed description of our S420NL alloy steel plate basic chemical properties and life applications.

Chemical content of BS S420NL alloy steel plate:
C≤0.20;Si≤0.60;Mn:1.0-1.7;P≤0.025;S≤0.02;N≤0.025;Al≤0.02;Nb≤0.05;V≤0.20;Ti≤0.05;Cr≤0.30;Ni≤0.80;Mo≤0.10;Cu≤0.55
Thickness:4-200mm;width:1000-3000mm;length:3000-12000mm
Technique:hot rolled
Surface treatment:coated
Payment form: T/T, L/C
Application:mainly used in large ships, bridges, power station equipment, medium and high pressure boilers, high pressure vessels, rolling stock, lifting machinery, mining machinery and other large welded structure.
About S420NL low alloy steel plate basic chemical properties and application. If you have any questions, please feel free to contact us, we will provide you with the best quality service. We can supply S420NL alloy steel plate with high quality and competitive price. If you need, please feel free to contact us.

